Toothbrush head and handle unit



FIG. 1 is a perspective view of a toothbrush head and handle unit showing my new design;

FIG. 2 is another perspective view of a toothbrush head and handle unit showing my new design;

FIG. 3 is a front elevation view of a toothbrush head and handle unit showing my new design;

FIG. 4 is a rear elevation view of a toothbrush head and handle unit showing my new design;

FIG. 5 is a side elevation view of a toothbrush head and handle unit showing my new design;

FIG. 6 is a side elevation view of a toothbrush head and handle unit showing my new design;

FIG. 7 is a top view of a toothbrush head and handle unit showing my new design; and,

FIG. 8 is a bottom view of a toothbrush head and handle unit showing my new design.

In FIGS. 1, 3 and 5-8, the bristles, which are represented by broken lines, are shown for illustrative purposes only and are not part of the claimed ornamental design. 

The ornamental design for a toothbrush head and handle unit, as shown. 